Base | Representation |
---|---|
bin | 101111100010001110… |
… | …1111001010011001101 |
3 | 100202111011022120122001 |
4 | 1133010131321103031 |
5 | 3133030041402041 |
6 | 114521201352301 |
7 | 10242435150040 |
oct | 1370435712315 |
9 | 322434276561 |
10 | 102080419021 |
11 | 3a32380a769 |
12 | 1794a638691 |
13 | 981a832b09 |
14 | 4d25490c57 |
15 | 29c6bd5131 |
hex | 17c47794cd |
102080419021 has 16 divisors (see below), whose sum is σ = 120946982400. Its totient is φ = 84297806208.
The previous prime is 102080419003. The next prime is 102080419039. The reversal of 102080419021 is 120914080201.
It is an interprime number because it is at equal distance from previous prime (102080419003) and next prime (102080419039).
It is not a de Polignac number, because 102080419021 - 27 = 102080418893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102080419421) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449056 + ... + 637033.
It is an arithmetic number, because the mean of its divisors is an integer number (7559186400).
Almost surely, 2102080419021 is an apocalyptic number.
It is an amenable number.
102080419021 is a deficient number, since it is larger than the sum of its proper divisors (18866563379).
102080419021 is a wasteful number, since it uses less digits than its factorization.
102080419021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1086588.
The product of its (nonzero) digits is 1152, while the sum is 28.
Adding to 102080419021 its reverse (120914080201), we get a palindrome (222994499222).
The spelling of 102080419021 in words is "one hundred two billion, eighty million, four hundred nineteen thousand, twenty-one".
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